Robert of Normandy

• Rollo, baptized as Robert,, viking founder and first ruler of Normandy
• Robert I, [Duke of Normandy|Robert the Magnificent], also called the Devil or Robert I, Duke of Normandy, son of Richard II, Duke of Normandy
• Robert Curthose or Robert II, Duke of Normandy, son of William the Conqueror, the first Norman king of England